The FK8V03040L from Panasonic Corporation is a MOSFET with Continous Drain Current 10 A, Drain Source Resistance 7 to 19 Milliohm, Drain Source Breakdown Voltage 33 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for FK8V03040L can be seen below.